Bill O’Reilly‘s recent “joke” about decapitating Washington Post columnist Dana Milbank was only the latest example of a demented Fox News culture that permits on-air personalities to fantasize about assassination and other forms of violence against those deemed enemies of the station, its personalities or their worldview. During the cable channel’s 2008 election coverage, in what she later called an attempt at humor, Fox News contributor Liz Trotta linked Osama bin Laden to Barack Obama as people who both should be assassinated: And now we have what some are reading as a suggestion that somebody knock off Osama, uh Obama. […]